Skip to main content
Mikko Rantalainen's user avatar
Mikko Rantalainen's user avatar
Mikko Rantalainen's user avatar
Mikko Rantalainen
  • Member for 11 years, 10 months
  • Last seen this week
30 votes
11 answers
8k views

Why doesn't shell automatically fix "useless use of cat"? [closed]

21 votes
4 answers
4k views

Why is bash history substitution still enabled by default? [closed]

5 votes
0 answers
766 views

Limiting per process dirty bytes without slowing down the whole system

4 votes
0 answers
2k views

How to check actual RAM usage of tmpfs?

3 votes
2 answers
621 views

How to locate one or more underlying disks when you know only a directory?

3 votes
2 answers
1k views

How to diagnose high `Shmem`? (was: Why `echo 3 > drop_caches` cannot zero the cache?)

2 votes
1 answer
325 views

How to run X programs automatically after wakeup from S3 sleep (suspend) or S4 sleep (hibernation)?

2 votes
2 answers
2k views

How to avoid high latency near OOM situation?

2 votes
1 answer
2k views

How to reduce cache size for radix_tree_node?

1 vote
1 answer
336 views

How to use only automatically build RAID arrays on Ubuntu?

1 vote
1 answer
54 views

Is it safe to add LVM cache device to existing LVM volume group while filesystem is mounted?

1 vote
1 answer
704 views

How to change the default BDI `max_ratio` and/or `min_ratio` for all devices?

1 vote
0 answers
318 views

How to tune Linux kernel to try to keep free RAM ready?

0 votes
0 answers
64 views

When slabtop shows USE 0% but ACTIVE is nonzero, should I be worried or is it just a bug?

0 votes
0 answers
1k views

How to debug frozen md raid?